- FINTANK LTDDisolved- 11684787 - Dissolved on 26 September 2023 
- FINTANET LTDDisolved- 07857789 - Dissolved on 24 October 2023 
- FINTANSH LTDDisolved- 14124964 - Dissolved on 10 September 2024 
- FINTAN DOYLE- NI640107 - Incorporated on 9 August 2016 
- D P DONOHUE LTDDisolved- 15251925 - Dissolved on 15 April 2025 
- DR. FINTAN REGAN- NI605510 - Incorporated on 14 December 2010 
- DONOHUES LTD- 08986467 - Incorporated on 8 April 2014 
- LJ DONOHUE LTD- 12460671 - Incorporated on 13 February 2020 
- DR FINTAN LAST LTDDisolved- 07544410 - Dissolved on 1 July 2025 
- A DONOHUE LTDDisolved- 12413526 - Dissolved on 19 March 2024 
- FINTAN GROUP LTDDisolved- 11841878 - Dissolved on 5 April 2022 
- FINTAN MANAGEMENT LIMITEDDisolved- 12729689 - Dissolved on 9 May 2023 
- JOHN DONOHUE LTDActive - Proposal to Strike off- 11584901 - Incorporated on 24 September 2018 
- FINTAN PROJECTS LIMITEDActive - Proposal to Strike off- 10088515 - Incorporated on 29 March 2016 
- SUSAN O'DONOHUE 4894 LTDActive - Proposal to Strike off- 10150093 - Incorporated on 27 April 2016 
- ADAM DONOHUE LTDDisolved- 12404514 - Dissolved on 27 July 2021 
- O'DONOHUE DUNLAP- 07579318 - Incorporated on 25 March 2011 
- DONOHUE & SONS LTDDissolved- 06286106 - Dissolved on 22 October 2019 
- FINTAN SOLUTIONS LIMITEDActive - Proposal to Strike off- 05416566 - Incorporated on 7 April 2005 
- FINTAN MCMULLAN LIMITEDLiquidation- NI057617 - Incorporated on 19 December 2005